We can filter out the non-speech sounds, such as coughs or chuckles, within an individual"s vocalization the auditory system recognizes the patterns underlying speech rather than just the sounds themselves. Belin, zatorre, and ahad using fmri found that temporal lobe, on the auditory cortex, responded more when people heard human vocalizations than when they heard only natural sounds. When it comes to analyzing the detailed information of speech, the left hemisphere plays a larger role. Scott, blank, rosen, and wise using pet scans. Ganong found that the perception of a phoneme is affected by the sounds that follow it used a computer to synthesize a novel sound that fell between those of the phonemes /g/ and /k/ We recognize speech sounds in pieces larger than individual phonemes (ift = gift) Sanders, newport, and neville examined brain wave activity when people listened to a continuous www. notesolution. com string of sounds (composed of short syllabic) babupudutabatutibubabupubu.